diagonal is part of:

diagonal contains:

Full expansion for diagonal:
   100%  3x3 Diagonal Brick
   100%  5x5 Diagonal Brick
    80%  2x3 Skew Brick (Half-3x3) (0 Pair)
    80%  3x3x6 Qtr-Oct. Castle Wall w/ Bricks
    80%  3x3x6 Quarter-Octagonal Castle Wall
    60%  3x6x6 Half-Octagonal Castle Wall
    60%  6x6x6 Qtr-Oct. Castle Wall w/ Window